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Related papers: Multiplicity results for some nonlinear Schroeding…

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We exhibit existence of non-trivial solutions of some fractional linear Schr\"odinger equations which are radial and vanish at the origin. This is in stark contrast to what happens in the local case. We also prove analogous results in the…

Analysis of PDEs · Mathematics 2024-12-10 Edoardo Mainini , Roberto Ognibene , Bruno Volzone

In this paper, we acquire the soliton solutions of the nonlinear Schrodinger's equation with dual power-law nonlinearity. Primiraly, we use the extended trial equation method to find exact solutions of this equation. Then, we attain some…

Mathematical Physics · Physics 2016-06-29 Hasan Bulut , Yusuf Pandir , Seyma Tuluce Demiray

We investigate existence and qualitative behaviour of solutions to nonlinear Schr\"odinger equations with critical exponent and singular electromagnetic potentials. We are concerned with magnetic vector potentials which are homogeneous of…

Analysis of PDEs · Mathematics 2010-09-20 Laura Abatangelo , Susanna Terracini

The Nonlinear Schroedinger Equation (NLSE) with a random potential is motivated by experiments in optics and in atom optics and is a paradigm for the competition between the randomness and nonlinearity. The analysis of the NLSE with a…

Mathematical Physics · Physics 2013-08-30 Shmuel Fishman , Yevgeny Krivolapov , Avy Soffer

We prove a multiplicity result for \begin{equation*} \begin{cases} -\varepsilon^{2}\Delta_g u+\omega u+q^{2}\phi u=|u|^{p-2}u\\[1mm] -\Delta_g \phi +a^{2}\Delta_g^{2} \phi + m^2 \phi =4\pi u^{2} \end{cases} \text{ in }M, \end{equation*}…

Analysis of PDEs · Mathematics 2022-07-20 Pietro d'Avenia , Marco G. Ghimenti

For the first time, the general nonlinear Schr\"odinger equation is investigated, in which the chromatic dispersion and potential are specified by two arbitrary functions. The equation in question is a natural generalization of a wide class…

Exactly Solvable and Integrable Systems · Physics 2024-12-03 Andrei D. Polyanin , Nikolay A. Kudryashov

We study the asymptotic behaviour of solutions to semi-classical nonlinear Schrodinger equations with a potential, for concentrating and oscillating initial data, when the nonlinearity is repulsive and the potential is a polynomial of…

Analysis of PDEs · Mathematics 2007-05-23 Remi Carles , Luc Miller

We consider the cubic nonlinear Schr\"odinger equation with an exceptional potential. We obtain a sharp time decay for the global in time solution and we get the large time asymptotic profile of small solutions. We prove the existence of…

Analysis of PDEs · Mathematics 2017-07-11 Ivan Naumkin

We prove the existence of ground state solutions for the nonlinear Schrodinger-Maxwell equations with a singular potential.

Analysis of PDEs · Mathematics 2007-06-13 Antonio Azzollini , Alessio Pomponio

Existence results for a class of Choquard equations with potentials are established. The potential has a limit at infinity and it is taken invariant under the action of a closed subgroup of linear isometries of $\mathbb{R}^N$. As a…

Analysis of PDEs · Mathematics 2021-07-27 Liliane Maia , Benedetta Pellacci , Delia Schiera

We consider the existence and multiplicity of solutions for a class of quasi-linear Schr\"{o}dinger equations which include the modified nonlinear Schr\"{o}dinger equations. A new perturbation approach is used to treat the sub-cubic…

Analysis of PDEs · Mathematics 2022-09-13 Chen Huang , Jianjun Zhang , Xuexiu Zhong

The outlook of a simple method to generate localized (soliton-like) potentials of time-dependent Schrodinger type equations is given. The conditions are discussed for the potentials to be real and nonsingular. For the derivative Schrodinger…

solv-int · Physics 2008-02-03 V. G. Makhankov

In this study, we examine the asymptotic behavior of solutions to nonlinear Schr\"{o}dinger equations with time-dependent harmonic oscillators and prove the time-decay property of solutions in the case of a long range power type…

Mathematical Physics · Physics 2020-07-07 Masaki Kawamoto , Ryo Muramatsu

We prove analyticity of solutions in $\mathbb{R}^{n}$, $n\ge1$, to certain nonlocal linear Schr\"odinger equations with analytic potentials.

Analysis of PDEs · Mathematics 2013-11-07 Anna Dall'Acqua , Søren Fournais , Thomas Østergaard Sørensen , Edgardo Stockmeyer

In this article we study modified Kirchhoff-Schr\"odinger equations involving critical Stein-Weiss type nonlinearity and $p$-Laplacian

Analysis of PDEs · Mathematics 2022-06-03 Reshmi Biswas , Sarika Goyal , K. Sreenadh

We prove the existence of quasi-periodic solutions for Schroedinger equations with a multiplicative potential on T^d, d \geq 1, merely differentiable nonlinearities, and tangential frequencies constrained along a pre-assigned direction. The…

Analysis of PDEs · Mathematics 2010-12-08 Massimiliano Berti , Philippe Bolle

In this paper we prove an existence result of multiple positive solutions for the following quasilinear problem \begin{equation*} \left\{ \begin{array}[c]{ll} -\Delta u - \Delta (u^2)u = |u|^{p-2}u & \mbox{ in } \Omega u= 0 &\mbox{ on }…

Analysis of PDEs · Mathematics 2018-01-26 Giovany M. Figueiredo , Uberlandio B. Severo , Gaetano Siciliano

In this paper we prove the multiplicity of solutions for a class of quasilinear problems in $ \mathbb{R}^{N} $ involving variable exponents. The main tool used is in the proof are the direct methods, Ekeland's variational principle and some…

Analysis of PDEs · Mathematics 2014-09-02 Claudianor O. Alves , José L. P. Barreiro

In this paper, we consider the existence and multiplicity of solutions for the logarithmic Schr\"{o}dinger equation on lattice graphs $\mathbb{Z}^N$ $$ -\Delta u+V(x) u=u \log u^2, \quad x \in \mathbb{Z}^N, $$ When the potential $V$ is…

Analysis of PDEs · Mathematics 2024-03-26 Zhentao He , Chao Ji

We present basic results, known and new, on nontrivial solutions of periodic stationary nonlinear Schr\"odinger equations. We also sketch an application to nonlinear optics and discuss some open problems.

Analysis of PDEs · Mathematics 2007-05-23 A. Pankov